[INFO] updating cached repository philippkeller/rustup-toolchain-proxy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/philippkeller/rustup-toolchain-proxy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/philippkeller/rustup-toolchain-proxy" "work/ex/beta-1.37-6/sources/1.36.0/gh/philippkeller/rustup-toolchain-proxy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/philippkeller/rustup-toolchain-proxy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/philippkeller/rustup-toolchain-proxy" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/philippkeller/rustup-toolchain-proxy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/philippkeller/rustup-toolchain-proxy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 39c20035fa3c0866d43cfd15489faccdbf9dc02f
[INFO] sha for GitHub repo philippkeller/rustup-toolchain-proxy: 39c20035fa3c0866d43cfd15489faccdbf9dc02f
[INFO] validating manifest of philippkeller/rustup-toolchain-proxy on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of philippkeller/rustup-toolchain-proxy on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing philippkeller/rustup-toolchain-proxy
[INFO] finished frobbing philippkeller/rustup-toolchain-proxy
[INFO] frobbed toml for philippkeller/rustup-toolchain-proxy written to work/ex/beta-1.37-6/sources/1.36.0/gh/philippkeller/rustup-toolchain-proxy/Cargo.toml
[INFO] started frobbing philippkeller/rustup-toolchain-proxy
[INFO] finished frobbing philippkeller/rustup-toolchain-proxy
[INFO] frobbed toml for philippkeller/rustup-toolchain-proxy written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/philippkeller/rustup-toolchain-proxy/Cargo.toml
[INFO] crate philippkeller/rustup-toolchain-proxy already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing philippkeller/rustup-toolchain-proxy against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/philippkeller/rustup-toolchain-proxy:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] ef015dea0136c6aac34cb5953b05e32c72835f2e6dd116db5511473591e504cb
[INFO] running `"docker" "start" "-a" "ef015dea0136c6aac34cb5953b05e32c72835f2e6dd116db5511473591e504cb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling rustup-toolchain-proxy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/lib.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stderr]    |                        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.04s
[INFO] running `"docker" "inspect" "ef015dea0136c6aac34cb5953b05e32c72835f2e6dd116db5511473591e504cb"`
[INFO] running `"docker" "rm" "-f" "ef015dea0136c6aac34cb5953b05e32c72835f2e6dd116db5511473591e504cb"`
[INFO] [stdout] ef015dea0136c6aac34cb5953b05e32c72835f2e6dd116db5511473591e504cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/philippkeller/rustup-toolchain-proxy:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8342c783152db51e76f45603f415d857054a204f35d620249de694145e4a9125
[INFO] running `"docker" "start" "-a" "8342c783152db51e76f45603f415d857054a204f35d620249de694145e4a9125"`
[INFO] [stderr]    Compiling rustup-toolchain-proxy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/lib.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
[INFO] [stderr]    |                        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "8342c783152db51e76f45603f415d857054a204f35d620249de694145e4a9125"`
[INFO] running `"docker" "rm" "-f" "8342c783152db51e76f45603f415d857054a204f35d620249de694145e4a9125"`
[INFO] [stdout] 8342c783152db51e76f45603f415d857054a204f35d620249de694145e4a9125
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/philippkeller/rustup-toolchain-proxy:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 0f81968228d37b82a7702f46f26d5ee5e0b317918943c86fa3301ea95bc24da7
[INFO] running `"docker" "start" "-a" "0f81968228d37b82a7702f46f26d5ee5e0b317918943c86fa3301ea95bc24da7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/proxy-d8c25b933b517778
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo-81a72ee7ba669b96
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustc-71ec45831ee490c3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustdoc-94d8df9363f08274
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests proxy
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0f81968228d37b82a7702f46f26d5ee5e0b317918943c86fa3301ea95bc24da7"`
[INFO] running `"docker" "rm" "-f" "0f81968228d37b82a7702f46f26d5ee5e0b317918943c86fa3301ea95bc24da7"`
[INFO] [stdout] 0f81968228d37b82a7702f46f26d5ee5e0b317918943c86fa3301ea95bc24da7